diff --git a/src/Exceptionless.Insulation/Exceptionless.Insulation.csproj b/src/Exceptionless.Insulation/Exceptionless.Insulation.csproj
index c824fb14e4..d78cf32931 100644
--- a/src/Exceptionless.Insulation/Exceptionless.Insulation.csproj
+++ b/src/Exceptionless.Insulation/Exceptionless.Insulation.csproj
@@ -17,7 +17,7 @@
     <PackageReference Include="Geocoding.Google" Version="4.0.1" />
     <PackageReference Include="MaxMind.GeoIP2" Version="3.1.0" />
     <PackageReference Include="MailKit" Version="2.4.1" />
-    <PackageReference Include="MimeKit" Version="2.4.1" />
+    <PackageReference Include="MimeKit" Version="2.5.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="3.1.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="3.1.1" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.1" />